DE2918919

An optical information reading-out apparatus which makes use of a focusing and tracking mechanism including first and second leaf springs for connecting an objective lens supporting body to first and second supporting members, respectively, and adapted to be moved in tracking and focusing directions...

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Bibliographische Detailangaben
Hauptverfasser:	MUSHA, TORU, HACHIOJI, TOKIO/TOKYO, JP, TANAKA, SHUNPEI, OINOUE, KENICHI, TOKIO/TOKYO, JP, HAMAOKA, TAKASHI, HINO, TOKIO/TOKYO, JP
Format:	Patent
Sprache:	eng
Schlagworte:	INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS
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Beschreibung
Zusammenfassung:	An optical information reading-out apparatus which makes use of a focusing and tracking mechanism including first and second leaf springs for connecting an objective lens supporting body to first and second supporting members, respectively, and adapted to be moved in tracking and focusing directions when subjected to a magnetic force or to the action of piezoelectric elements.